Finding the Fourth Proportional to 994,881.71, 1,372,546.98 and 612,244.19
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Solution
The fourth proportional to 994,881.71, 1,372,546.98 and 612,244.19 is: 844,657.12
Step by Step Solution
- Step 1: Write the proportion equation
994,881.71 : 1,372,546.98 = 612,244.19 : x - Step 2: Convert to fraction form
994,881.71/1,372,546.98 = 612,244.19/x - Step 3: Cross multiply
994,881.71x = 1,372,546.98 × 612,244.19 - Step 4: Simplify right side
994,881.71x = 840,333,917,438.41 - Step 5: Solve for x
x = 840,333,917,438.41/994,881.71 - Step 6: Final answer
x = 844,657.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.